Gemstone setting



FIG. 1 is a front view of the gemstone setting;

FIG. 2 is a side view of the gemstone setting;

FIG. 3 is a top view of the gemstone setting;

FIG. 4 is a bottom view of the gemstone setting; and,

FIG. 5 is a perspective top view of the gemstone setting.

The broken lines shown in the drawings illustrate portions of the gemstone setting that form no part of the claimed design. 

I claim the ornamental design for the gemstone setting, as shown and described. 